#define _CRT_SECURE_NO_WARNINGS 1
#define s 20
#define n 10
#include <stdio.h>
int a[s][n], b = 0, c = 0, o;
int main()
{
	while (b<s)
	{
		while (c < n)
		{
            scanf("%d", &a[b][c]);
			c++;
		}
		b++;
	}
	while (b < s)
	{
		while (c < n)
		{
			printf("%d", a[b][c]);
			c++;
		}
		b++;
	}
	return 0;
}